Piezoelectric Sound Components Notice

c Notice (Storage and Operating Condition)

P37E.pdf

Feb.1,2012

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• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.

1. Product Storage Condition

Please store the products in a room where the

temperature/humidity is stable and avoid places

where there are large temperature changes.

Please store the products under the following

conditions:

Temperature: -10 to + 40°C

Humidity: 15 to 85% R.H.

2. Expiration Date on Storage

Expiration date (shelf life) of the products is six

months after delivery under the conditions of a

sealed and unopened package. Please use the

products within six months after delivery. If you

store the products for a long time (more than six

months), use carefully because the products may

be degraded in solderability due to storage under

poor conditions.

Please confirm solderability and characteristics

for the products regularly.

3. Notice on Product Storage

(1) Please do not store the products in a chemical

atmosphere (Acids, Alkali, Bases, Organic gas,

Sulfides and so on), because the characteristics

may be reduced in quality, may be degraded in

solderability due to storage in a chemical

atmosphere.

(2) Please do not put the products directly on the

floor without anything under them to avoid damp

places and/or dusty places.

(3) Please do not store the products in places such

as: in a damp heated place or any place exposed

to direct sunlight or excessive vibration.

(4) Please use the products immediately after the

package is opened, because the characteristics

may be reduced in quality, and/or be degraded in

the solderability due to storage under poor

conditions.

(5) Please do not drop the products to avoid cracking

of the ceramic element.

4. Other

Please be sure to consult with our sales

representative or engineer whenever the products

are to be used in conditions not listed above.